Finding the Fourth Proportional to 2,037,537.12, 2,812,663.26 and 1,375,393.44
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Solution
The fourth proportional to 2,037,537.12, 2,812,663.26 and 1,375,393.44 is: 1,898,624.84
Step by Step Solution
- Step 1: Write the proportion equation
2,037,537.12 : 2,812,663.26 = 1,375,393.44 : x - Step 2: Convert to fraction form
2,037,537.12/2,812,663.26 = 1,375,393.44/x - Step 3: Cross multiply
2,037,537.12x = 2,812,663.26 × 1,375,393.44 - Step 4: Simplify right side
2,037,537.12x = 3,868,518,596,733.01 - Step 5: Solve for x
x = 3,868,518,596,733.01/2,037,537.12 - Step 6: Final answer
x = 1,898,624.84
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.